If Squall isn't your commander, you can copy its trigger using The Peregrine DynamoThe Peregrine Dynamo, and then sacrifice Dynamo and return it via the copied trigger
(11/10/2023) If you control two Roaming Thrones with the same chosen creature type, triggered abilities of other creatures you control of the chosen type trigger three times
When an attack is declared involving your opponent's monster: Change that opponent's monster's ATK to 0, negate its effects, also it cannot change its battle position
This results in a higher resale value per pack
Pair it with heavy hitters like Helm of the Host or Blackblade Reforged, and youll have an army armed to the teeth before your opponents know what hit them
destroy that face-up monster, and if you do, take damage equal to its original ATK, then inflict damage to your opponent, equal to the damage you took